Scuba mask



FIG. 1 is a front elevational view of a scuba mask showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a right side elevational view thereof, and the left side view is a mirror image thereof;

FIG. 5 is a bottom view thereof; and,

FIG. 6 is a side perspective thereof. 

The ornamental design for a scuba mask, as shown and described. 